STS302

STS302 Stainless Steels to D 3535 (2002)

STS302 - Specification & Application

  • D 3535 (2002) - Stainless steel wires for springs
  • D 3692 (2001) - Cold finished stainless steel bars
  • D 3698 (2008) - Cold rolled stainless steel plates, sheets and strip
  • D 3702 (2008) - Stainless steel wire rods
  • D 3705 (2008) - Hot rolled stainless steel plates, sheets and strip
  • D 3706 (2008) - Stainless steel bars

Stainless steel bars

Chemical composition(wt.%) of STS302 grade: to D 3535 (2002)

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.15
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.030
Cr 17.00 19.00
Ni 8.00 10.00
Mo - -
N - -

STS302 - Detail

Stainless steel bars

Mechanical properties of grade STS302 D 3535 (2002)

Proof strength
Rp0.2 (MPa)		 Tensile strength
Rm (MPa)		 Impact energy
KV (J)		 Elongation at fracture
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
396 (≥) 523 (≥) 11 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical properties of grade STS302 D 3535 (2002)

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm		 Modulus of elasticity
kN/mm2		 Expansion rate
643 (≥) 233 (≥) 34 43 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 311
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
826 457 518

Equivalent Grade

1 STS302 2 STS302 3 STS302FB 4 STS302B

Equivalent Products

Product shapes we supply:

We can customize the production of STS302 grade, contact us for the best solution.
–sales@specificsteel.com